MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 d6115967cb6d42bcd92e2751bafb4a2560d393c81c48c8d0db54e3c7497a27b8. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.
Database Entry
NanoCore
Vendor detections: 13
| SHA256 hash: | d6115967cb6d42bcd92e2751bafb4a2560d393c81c48c8d0db54e3c7497a27b8 |
|---|---|
| SHA3-384 hash: | 999fba47ed5293285447c103c9d26488e34bd806bfcef439578eb9d060d6471e2ab6e282f4f3a24dc44f1009c7b84960 |
| SHA1 hash: | 8336ffbfe0b7cf009ade5dffe0ceb12a0356de17 |
| MD5 hash: | 93aefc998731d9ac4ee1c30261e3c4cc |
| humanhash: | october-pip-one-april |
| File name: | 93aefc998731d9ac4ee1c30261e3c4cc.exe |
| Download: | download sample |
| Signature | NanoCore |
| File size: | 430'080 bytes |
| First seen: | 2021-03-29 15:35:39 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'753 x AgentTesla, 19'659 x Formbook, 12'249 x SnakeKeylogger) |
| ssdeep | 12288:4LV6BtpmkFmkyUYiF1QbPRfylrsutwv31iqv:KApfFmjUYysMpGv3Mqv |
| Threatray | 1'686 similar samples on MalwareBazaar |
| TLSH | B99402157B654A6FE2CF8AB86112014283BDC3E3A8C3F7EF19C455B65B663E50A071E3 |
| Reporter |  abuse_ch |
| Tags: | exe NanoCore RAT |
Indicators Of Compromise (IOCs)
Below is a list of indicators of compromise (IOCs) associated with this malware samples.
| IOC | ThreatFox Reference |
|---|---|
| 194.5.98.49:83 | https://threatfox.abuse.ch/ioc/5843/ |
Intelligence
File Origin
# of uploads :
1
# of downloads :
148
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
93aefc998731d9ac4ee1c30261e3c4cc.exe
Verdict:
Malicious activity
Analysis date:
2021-03-29 15:44:54 UTC
Tags:
nanocore rat trojan
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
NanoCore
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Creating a file in the %AppData% subdirectories
Using the Windows Management Instrumentation requests
Deleting a recently created file
Sending a UDP request
Sending a TCP request to an infection source
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
Nanocore
Detection:
malicious
Classification:
troj.evad
Score:
92 / 100
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Detected Nanocore Rat
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Sigma detected: NanoCore
Yara detected Nanocore RAT
Behaviour
Behavior Graph:
Detection:
nanocore
Threat name:
ByteCode-MSIL.Backdoor.NanoCore
Status:
Malicious
First seen:
2021-03-29 15:36:13 UTC
AV detection:
28 of 28 (100.00%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
nanocorerat
Similar samples:
+ 1'676 additional samples on MalwareBazaar
Result
Malware family:
nanocore
Score:
10/10
Tags:
family:nanocore evasion keylogger spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Checks whether UAC is enabled
NanoCore
Malware Config
C2 Extraction:
194.5.98.49:83
nassiru1144.ddns:83
nassiru1144.ddns:83
Unpacked files
SH256 hash:
d6115967cb6d42bcd92e2751bafb4a2560d393c81c48c8d0db54e3c7497a27b8
MD5 hash:
93aefc998731d9ac4ee1c30261e3c4cc
SHA1 hash:
8336ffbfe0b7cf009ade5dffe0ceb12a0356de17
Detections:
win_nanocore_w0
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Nanocore
Score:
1.00
YARA Signatures
MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.
| Rule name: | ach_NanoCore |
|---|---|
| Author: | abuse.ch |
| Rule name: | Nanocore |
|---|---|
| Author: | JPCERT/CC Incident Response Group |
| Description: | detect Nanocore in memory |
| Reference: | internal research |
| Rule name: | nanocore_rat |
|---|---|
| Author: | jeFF0Falltrades |
| Rule name: | Nanocore_RAT_Feb18_1 |
|---|---|
| Author: | Florian Roth |
| Description: | Detects Nanocore RAT |
| Reference: | Internal Research - T2T |
| Rule name: | Nanocore_RAT_Gen_2 |
|---|---|
| Author: | Florian Roth |
| Description: | Detetcs the Nanocore RAT |
| Reference: | https://www.sentinelone.com/blogs/teaching-an-old-rat-new-tricks/ |
| Rule name: | win_nanocore_w0 |
|---|---|
| Author: | Kevin Breen <kevin@techanarchy.net> |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Delivery method
Distributed via web download
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